47554249 has 2 divisors, whose sum is σ = 47554250. Its totient is φ = 47554248.

The previous prime is 47554237. The next prime is 47554277. The reversal of 47554249 is 94245574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39601849 + 7952400 = 6293^2 + 2820^2 .

It is a cyclic number.

It is not a de Polignac number, because 47554249 - 2¹⁷ = 47423177 is a prime.

It is a super-2 number, since 2×47554249² = 4522813195908002, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47554289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23777124 + 23777125.

It is an arithmetic number, because the mean of its divisors is an integer number (23777125).

Almost surely, 2^47554249 is an apocalyptic number.

It is an amenable number.

47554249 is a deficient number, since it is larger than the sum of its proper divisors (1).

47554249 is an equidigital number, since it uses as much as digits as its factorization.

47554249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 40.

The square root of 47554249 is about 6895.9588890886. The cubic root of 47554249 is about 362.2956412952.

The spelling of 47554249 in words is "forty-seven million, five hundred fifty-four thousand, two hundred forty-nine".